Results 1 to 10 of about 242,831 (264)

The Clustering Coefficient for Graph Products

open access: yesAxioms, 2023
The clustering coefficient of a vertex v, of degree at least 2, in a graph Γ is obtained using the formula C(v)=2t(v)deg(v)(deg(v)−1), where t(v) denotes the number of triangles of the graph containing v as a vertex, and the clustering coefficient of Γ ...
Jhon J. Aguilar-Alarcón   +2 more
doaj   +2 more sources

Overlapping Structures Detection in Protein-Protein Interaction Networks Using Community Detection Algorithm Based on Neighbor Clustering Coefficient [PDF]

open access: yesFrontiers in Genetics, 2021
With the rapid development of bioinformatics, researchers have applied community detection algorithms to detect functional modules in protein-protein interaction (PPI) networks that can predict the function of unknown proteins at the molecular level and ...
Yan Wang   +7 more
doaj   +2 more sources

Clustering coefficient reflecting pairwise relationships within hyperedges [PDF]

open access: yesScientific Reports
Hypergraphs are generalizations of simple graphs that allow for the representation of complex group interactions beyond pairwise relationships. Clustering coefficients quantify local link density in networks and have been widely studied for both simple ...
Rikuya Miyashita   +2 more
doaj   +2 more sources

Interconnections between Minister Cabinets in Greece. A Bicentennial Study with Implications on Economy

open access: yesScientific Annals of Economics and Business, 2023
In this paper we deal with a network analysis of interconnected cabinets in Greece for an extended time period. In parallel, we present a small review of the economic crises that have occurred in Greece over this period.
Dimitrios Kydros   +1 more
doaj   +1 more source

Study of Information Dissemination in Hypernetworks with Adjustable Clustering Coefficient

open access: yesApplied Sciences, 2023
The structure of a model has an important impact on information dissemination. Many information models of hypernetworks have been proposed in recent years, in which nodes and hyperedges represent the individuals and the relationships between the ...
Pengyue Li   +4 more
doaj   +1 more source

A Novel Centrality of Influential Nodes Identification in Complex Networks

open access: yesIEEE Access, 2020
Influential nodes identification in complex networks is vital for understanding and controlling the propagation process in complex networks. Some existing centrality measures ignore the impacts of neighbor node.
Yuanzhi Yang   +4 more
doaj   +1 more source

Evolutionary aspect of protein sequence network based on the 2D representation of amino acids [PDF]

open access: yesNetwork Biology, 2022
For the comparative analysis of proteins, their proper clustering, and evolutionary relationships require analysis of their sequences. We used a mathematical parameter termed a similar factor to create a similar degree matrix of ND6 protein sequences ...
Sanjay Sharma   +2 more
doaj  

Cognitive Load During Multitasking Can Be Accurately Assessed Based on Single Channel Electroencephalography Using Graph Methods

open access: yesIEEE Access, 2021
Mental workload has been widely estimated based on electroencephalography (EEG) in the frequency domain. However, simple frequency features are not entirely accurate indicators of the cognitive load because surface EEG signals are weak, nonstationary and
Guohun Zhu   +4 more
doaj   +1 more source

A Graph Theory-Based Modeling of Functional Brain Connectivity Based on EEG: A Systematic Review in the Context of Neuroergonomics

open access: yesIEEE Access, 2020
Graph theory analysis, a mathematical approach, has been applied in brain connectivity studies to explore the organization of network patterns.
Lina Elsherif Ismail, Waldemar Karwowski
doaj   +1 more source

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